Static mixer



FIG. 1 is a first perspective view of the static mixer;

FIG. 2 is a second perspective view of the static mixer of FIG. 1;

FIG. 3 is a side view of the static mixer of FIG. 1;

FIG. 4 is an end view of the static mixer of FIG. 1;

FIG. 5 is a first enlarged partial perspective view of encircled area 5 of the of the static mixer of FIG. 1;

FIG. 6 is a second enlarged partial perspective view of encircled area 6 of the static mixer of FIG. 2; and,

FIG. 7 is an enlarged partial side view of encircled area 7 of the static mixer of FIG. 3. 

CLAIM The ornamental design for a static mixer, as shown and described. 